Local people may be at risk from the gases which Mauna Loa is emitting. The health authorities in Hawaii say that air quality is still ... as seen in the images below.

Scientists can’t know precisely when a volcano is about to erupt, but they can sometimes pick up telltale warning signs.

This image provided by the USGS Hawaiian Volcano Observatory shows a view from a research camera on ... [+] the north rim of the summit caldera of the Mauna Loa volcano, Monday, Nov. 28 ...

About two months before Mauna Loa spewed rivers of glowing orange molten ... a new study in Nature Communications. When pressure was high enough, the magma broke through brittle surface rock ...

Watch: World's largest volcano erupts for first time since 1984 The world's largest active volcano, Hawaii's Mauna Loa, has erupted for the first time in almost 40 years. The lava flow is mostly ...